Method and apparatus for context aware concurrent radio communication with co-existing WWAN and WLAN radios in shared spectrum

Abstract

A system and method including at least one wireless adapter for communicating on a plurality of available wireless links concurrently operating within a shared and licensed communication frequency band and an application processor executing code instructions of a radio resource management system for determining a plurality of optimal wireless links from the plurality of available wireless links within the shared communication frequency band at a location based on a spatial-temporal radio frequency profile indicating signal quality for the plurality of available wireless links. The application processor selects a WLAN wireless link and an unlicensed small cell WWAN wireless link from the plurality of optimal wireless links and determines local interference between the selected WLAN wireless link and the selected unlicensed small cell WWAN wireless link operating in the shared communication frequency band via execution of code instructions of a concurrent wireless link optimization system wherein if the determination of local interference between the selected WLAN wireless link and the selected unlicensed small cell WWAN wireless link reaches an interference threshold level, switching the unlicensed small cell WWAN wireless link to a licensed communication frequency band for small cell WWAN wireless communication.

What is claimed is: 
     
       1. A computer implemented method comprising:
 receiving, at a processor, a mobile broadband traffic report comprising a spatial-temporal radio frequency profile indicating radio frequency quality of service for wireless links in a location of a wireless transceiving device; 
 determining, via an application processor executing code instructions, a plurality of optimal wireless links from a plurality of available wireless links within a shared communication frequency band at the location based on a spatial-temporal radio frequency profile indicating signal quality for the plurality of available wireless links; 
 selecting a first WWAN small cell wireless link and a second WWAN small cell wireless link from the plurality of optimal wireless links for concurrent communication via the wireless transceiving device; and 
 determining local interference between the selected first WWAN small cell wireless link and the selected second WWAN small cell wireless link based on channel occupancy in the shared communication frequency band via execution of code instructions of a concurrent wireless link optimization system, 
 wherein if the determination of local interference between the selected first WWAN small cell wireless link and the selected second WWAN small cell wireless link reaches an interference threshold level, switching the second WWAN small cell wireless link to a non-adjacent frequency band for WWAN small cell concurrent wireless communication. 
 
     
     
       2. The method of  claim 1 , wherein the plurality of optimal wireless links for concurrently operating within the shared communication frequency band includes at least one 5G small cell WWAN wireless link. 
     
     
       3. The method of  claim 1 , further comprising:
 the interference threshold level is whether the selected first WWAN small cell wireless link and the selected second WWAN small cell wireless link are operating on a same channel in the shared communication frequency band. 
 
     
     
       4. The method of  claim 1 , further comprising:
 the interference threshold level is whether the selected first WWAN small cell wireless link and the selected second WWAN small cell wireless link are operating on adjacent channels in the shared communication frequency band. 
 
     
     
       5. The method of  claim 1 , further comprising:
 determining if the selected first WWAN small cell wireless link and the selected second WWAN small cell wireless link are operating on adjacent channels in the shared communication frequency band; and 
 initiating an interference reduction system between the adjacent channels. 
 
     
     
       6. The method of  claim 5 , wherein the interference reduction system is application of an adaptive band-pass filter to avoid interference across the adjacent channels within the shared communication frequency band. 
     
     
       7. The method of  claim 5 , wherein the interference reduction system is application of transmission scheduling between the adjacent channels to avoid interference by simultaneous operation across the adjacent channels within the shared communication frequency band. 
     
     
       8. An information handling system comprising:
 at least one wireless adapter for communicating on a plurality of available wireless links with a corresponding first small cell WWAN base station or with a corresponding second small cell WWAN base station concurrently operating within a shared communication frequency band; 
 an application processor executing code instructions of a radio resource management system for determining a plurality of optimal wireless links from the plurality of available wireless links within the shared communication frequency band based on signal quality for the plurality of available wireless links for a determined location of the information handling system; and 
 the application processor selecting, via a concurrent wireless link optimization system, a first WWAN small cell wireless link radio frequency channel and a second WWAN small cell wireless link radio frequency channel from the plurality of optimal wireless links for concurrent wireless communication to avoid local interference in the shared communication frequency band unless an interference threshold level for the concurrent communication is reached and then initiating an interference reduction measure to avoid interference in the concurrent communication, wherein the interference reduction measure is to switch the first WWAN small cell wireless link or the second WWAN small cell wireless link to a third WWAN small cell wireless link operating on a non-adjacent channel in the shared communication frequency band for the concurrent wireless communication. 
 
     
     
       9. The system of  claim 8 , further comprising:
 the interference reduction measure switching the second small cell WWAN wireless link to different communication frequency band for the concurrent wireless communication. 
 
     
     
       10. The system of  claim 8 , further comprising:
 the interference threshold level is whether the selected first WWAN small cell wireless link radio frequency channel and the selected second small cell WWAN wireless link radio frequency channel are operating on adjacent channels in the shared communication frequency band. 
 
     
     
       11. The system of  claim 8 , further comprising:
 the application processor to determine if the selected first WWAN small cell wireless link radio frequency channel and the selected second WWAN small cell wireless link radio frequency channel are operating on adjacent channels in the shared communication frequency band; and 
 the application processor to initiate transmission scheduling as the interference reduction measure between the at least two selected optimal wireless links on the adjacent channels to avoid interference across the adjacent channels within the shared communication frequency band. 
 
     
     
       12. The system of  claim 8 , further comprising:
 the interference reduction measure is to switch the selected first WWAN small cell wireless link radio frequency channel to the third WWAN small cell wireless link radio frequency channel on a ranked list of optimal wireless links operating on a non-adjacent channel in the shared communication frequency band if it has better signal quality than switching the selected second WWAN small cell wireless link radio frequency channel. 
 
     
     
       13. An information handling system comprising:
 a wireless adapter for communicating on a plurality of available wireless links with a corresponding first small cell WWAN base station or with a corresponding second small cell WWAN base station concurrently operating within a shared communication frequency band; 
 a controller at the wireless adapter for executing code instructions of a radio resource management system for determining a plurality of optimal wireless links from the plurality of available wireless links within the shared communication frequency band based on signal quality for the plurality of available wireless links for a location of the information handling system; and 
 the controller selecting, via a concurrent wireless link optimization system, a first WWAN small cell wireless link radio frequency channel and a second WWAN small cell wireless link radio frequency channel from the plurality of optimal wireless links for concurrent wireless communication to avoid local interference in the shared communication frequency band unless an interference threshold level for the concurrent communication is reached and then initiating an interference reduction measure to avoid interference in the concurrent communication, wherein the interference reduction measure is to switch the first WWAN small cell wireless link or the second WWAN small cell wireless link to a third WWAN small cell wireless link operating on a non-adjacent channel in the shared communication frequency band for the concurrent wireless communication. 
 
     
     
       14. The system of  claim 13 , further comprising:
 the interference reduction measure is to switch the second small cell WWAN wireless link to different communication frequency band for the concurrent wireless communication. 
 
     
     
       15. The system of  claim 13 , further comprising:
 the interference threshold level is whether the selected first WWAN small cell wireless link radio frequency channel and the selected second small cell WWAN wireless link radio frequency channel are operating on adjacent channels in the shared communication frequency band. 
 
     
     
       16. The system of  claim 13 , further comprising:
 the controller to determine if the selected first WWAN small cell wireless link radio frequency channel and the selected second WWAN small cell wireless link radio frequency channel are operating on adjacent channels in the shared communication frequency band; and 
 the controller to initiate transmission scheduling as the interference reduction measure between the at least two selected optimal wireless links on the adjacent channels to avoid interference across the adjacent channels within the shared communication frequency band. 
 
     
     
       17. The system of  claim 13 , further comprising:
 the interference reduction measure is to switch the selected first WWAN small cell wireless link radio frequency channel to the third WWAN small cell wireless link radio frequency channel on a ranked list of optimal wireless links operating on a non-adjacent channel in the shared communication frequency band if it has better signal quality than switching the selected second WWAN small cell wireless link radio frequency channel. 
 
     
     
       18. The system of  claim 13 , further comprising:
 the interference reduction measure is to switch the selected first WWAN small cell wireless link radio frequency channel to a WLAN access point wireless link radio frequency channel on a ranked list of optimal wireless links operating on a non-adjacent channel in the shared communication frequency band if it has better signal quality than switching the selected second WWAN small cell wireless link radio frequency channel. 
 
     
     
       19. The system of  claim 13 , wherein the plurality of available wireless links concurrently operating within the shared communication frequency band includes at least one 5G small cell WWAN wireless link. 
     
     
       20. The system of  claim 13 , wherein the corresponding first small cell WWAN base station and the corresponding second small cell WWAN base station concurrently operating within the shared communication frequency band are 5G small cell WWAN base stations.